## MailOptions.to property [​](/content/docs/sdk/core.mailoptions.to#mailoptionsto-property/index.html)

Comma separated list or an array of recipients e-mail addresses that will appear on the To: field

**Signature:**

```typescript
readonly to?: MailDestination;
```

- [MailOptions.to property](/content/docs/sdk/core.mailoptions.to#mailoptionsto-property/index.html)